lily/slur-reg.cc

   1 /*
   2   slur-reg.cc -- implement Slur_register
   3
   4   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   5 */
   6
   7 #include "proto.hh"
   8 #include "plist.hh"
   9 #include "musical-request.hh"
  10 #include "slur-reg.hh"
  11 #include "slur.hh"
  12 #include "debug.hh"
  13 #include "note-column.hh"
  14
  15 bool
  16 Slur_register::do_try_request(Request *req_l)
  17 {
  18     Musical_req *mus_l = req_l->musical();
  19     if(!mus_l || !mus_l->slur())
  20         return false;
  21
  22     new_slur_req_l_arr_.push(mus_l->slur());
  23     return true;
  24 }
  25
  26 void
  27 Slur_register::acknowledge_element(Score_elem_info info)
  28 {
  29     if (info.elem_l_->name() == Note_column::static_name()) {
  30         Note_column *col_l =(Note_column*) info.elem_l_->item() ;// ugh
  31         for (int i = 0; i < slur_l_stack_.size(); i++)
  32             slur_l_stack_[i]->add(col_l );
  33         for (int i = 0; i < end_slur_l_arr_.size(); i++)
  34             end_slur_l_arr_[i]->add(col_l);
  35     }
  36 }
  37
  38 void
  39 Slur_register::set_feature(Feature f)
  40 {
  41     if (f.type_ == "vdir")
  42         dir_i_ = f.value_ ;
  43 }
  44
  45 /*
  46   abracadabra
  47   */
  48 Slur_register::Slur_register()
  49 {
  50     dir_i_ =0;
  51 }
  52 void
  53 Slur_register::do_process_requests()
  54 {
  55     Array<Slur*> start_slur_l_arr_;
  56     for (int i=0; i< new_slur_req_l_arr_.size(); i++) {
  57         Slur_req* slur_req_l = new_slur_req_l_arr_[i];
  58         // end slur: move the slur to other array
  59         if (slur_req_l->spantype == Span_req::STOP) {
  60             if (slur_l_stack_.empty())
  61
  62                       slur_req_l->warning("can't find slur to end");
  63             else {
  64                 end_slur_l_arr_.push(slur_l_stack_.pop());
  65                 requests_arr_.pop();
  66             }
  67         } else  if (slur_req_l->spantype == Span_req::START) {
  68             // push a new slur onto stack.
  69             //(use temp. array to wait for all slur STOPs)
  70             Slur * s_p =new Slur;
  71             requests_arr_.push(slur_req_l);
  72             start_slur_l_arr_.push(s_p);
  73             announce_element(Score_elem_info(s_p, slur_req_l));
  74         }
  75     }
  76     for (int i=0; i < start_slur_l_arr_.size(); i++)
  77         slur_l_stack_.push(start_slur_l_arr_[i]);
  78 }
  79
  80 void
  81 Slur_register::do_pre_move_processing()
  82 {
  83     for (int i = 0; i < end_slur_l_arr_.size(); i++) {
  84         if (dir_i_)
  85             end_slur_l_arr_[i]->dir_i_ = dir_i_;
  86         typeset_element(end_slur_l_arr_[i]);
  87     }
  88     end_slur_l_arr_.set_size(0);
  89 }
  90
  91 void
  92 Slur_register::do_post_move_processing()
  93 {
  94     new_slur_req_l_arr_.set_size(0);
  95 }
  96 Slur_register::~Slur_register()
  97 {
  98     for (int i=0; i < requests_arr_.size(); i++) {
  99         requests_arr_[i]->warning("unterminated slur");
 100     }
 101 }
 102 IMPLEMENT_STATIC_NAME(Slur_register);
 103 IMPLEMENT_IS_TYPE_B1(Slur_register,Request_register);
 104 ADD_THIS_REGISTER(Slur_register);